Messages in this thread | | | Date | Sun, 10 Mar 2013 09:47:18 -0700 | Subject | Re: [PATCH v2 08/20] x86, ACPI: Find acpi tables in initrd early from head_32.S/head64.c | From | Yinghai Lu <> |
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On Sun, Mar 10, 2013 at 3:25 AM, Pekka Enberg <penberg@kernel.org> wrote: > > What is preventing us from making the 64-bit variant also work in flat > mode to make the code consistent and not hiding the differences under > the rug? What am I missing here?
Boot loader could start kernel from 64bit directly from from arch/x86/boot/compressed/head_64.s::startup_64.
initrd can be loaded by 64bit bootloader above 4G.
So we even switch back to 32bit flat mode, we still can not access those initrd directly.
Thanks
Yinghai
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